The Screw,tapping, cataloged under National Stock Number 5305-01-043-2252, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Penn Metal Fabricators Inc. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-043-2252 |
| Primary Part Number | 5-13-2544P26 |
| Item Name | Screw,tapping |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Penn Metal Fabricators Inc |
| Status | ACTIVE |
| Nonmachine Nominal Thread Diameter | 0.138 INCHES IN |
| Head Height | 0.092 INCHES NOMINAL IN |
| Fastener Length | 0.500 INCHES NOMINAL IN |
| Head Style | PAN |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Material | STEEL CORROSION RESISTING OVERALL |
| Head Diameter | 0.265 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 5-13-2544P26 PRIMARY | Penn Metal Fabricators Inc (USA) |
| Reference | Meaning |
|---|---|
| 5-13-2544P26 | 5/2 Secondary reference U.S. Government activity |
NSN 5305-01-043-2252 is a Screw,tapping, manufactured by Penn Metal Fabricators Inc, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-043-2252 has 1 manufacturer part number on file: 5-13-2544P26 (Penn Metal Fabricators Inc).
Key specifications for 5-13-2544P26: Nonmachine Nominal Thread Diameter: 0.138 INCHES IN; Head Height: 0.092 INCHES NOMINAL IN; Fastener Length: 0.500 INCHES NOMINAL IN; Head Style: PAN. 7 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.